Hi,
I am using ADC without external reference and no analog input in order to measure the battery level with a timer (code at the end).
I am also reading several ports...
Hi,
I'm programming the nRF51822 and save some user data into the FLASH by using pstorage_update . It works fine if I set system off mode, and wake it up. I can read back...
Hi,
I have been using nRF51822 with my Android app using Android's Bluetooth Low-Energy APIs.
In order to get more details, I am currently working on integrating the Android...
I'm looking at interfacing a typical Wheatstone bridge sensor to the nRF51822 ADC. This particular sensor only requires a mA or two for excitation and the output fits within...
When use the "nRFBeacons" app to update the info on my beacon the following happens:
Go to update tab.
Select "Connect"
Press "SW2" on beacon and see the LED begin flashing...
I am using s110 and nrf51822. I've set up up a long characteristic of 154 bytes.
Sending between 1 and 154 bytes works as expected.
Sending 155 - 160 bytes gets rejected...
Hi,
I tested the nrf beacon application, it allows only the beacons with company identifier 0x0059 (nordic's id). But i need to modify it to support all the device, how...
When I call:
zb_set_network_ed_role(ZB_TRANSCEIVER_ALL_CHANNELS_MASK);
to search for a network across all of the possible channels I can't connect. I can only connect...
Hi,
I'm wondering if it's possible to implement Wireless HART protocol using the nRF52?
If yes, can someone point me the right way (open-source libraries, etc)?
Much...
Hello,
Device NRF52 SDK15.3 SD 6.1 BLE_APP_UART
Host: IPAD mini 5th generation IOS 12.2
we are trying to configure BLE_APP_UART to communicate with IOS 12.2 device...
Hi,
In SDK15.3 USB MSC example can't work.
First, the computer does not recognize the USB MSC device and initializes it normally after calling nrfx_systick_init.
Secondly...
Hello,
What is the best way to prevent a client from writing wrong values into a characteristic? For example, I created a writable uint8 characteristic on a nRF52832 that...
I have a custom board SDK 15.2 API 6.1
I have a simple PWM going but it seems to just turn the low and set it high when i turn it on. It does not however seem to pulse according...
I've been trying to add a new BLE service to my device. I've followed the instructions in this tutorial , up to step 7 (so no characteristics or anything), but the device...
Hi all,
I have a theoretical question. What is the bearer layer? There are up to 4 bearers defined in the bearer layer: Advertising, GATT, PB-ADV, PB-GATT. How to make the...
I have gotten mqtt_simple working with iot.eclipse.org:1883. I am now trying to adapt it to use TLS. From other questions I have made the following changes:
diff --git a...
Hi
I had this problem. In my program, I send an archive with various data. I send the data using the notification. The central device is a smartphone with Android OS. If...
Hello,
I want to add another custom BLE service (custom 128 bit UUID) including its 4 characteristics (no separate 128 bit UUID / 20 byte characteristic value length), but...
Will Mesh DFU overwrite the mesh provisioning data on my device? Let's say I have a device that has been provisioned for my mesh network. If I issue Mesh DFU for the Bootloader...
I'm having issues trying to program a custom board with NRF52832_QFAB in DC/DC config. I couldn't reach a complete programming because I'm getting an error in open ocd with...
I'm trying to accomplish two things: 1. Write 2 values to the UICR (2 arrays actually - a serial number and encryption keys). 2. Flash the device in such a way that the information...
